Wenhao Song, Bin Zhang, Fengyu Li, Tengda Yang, Jianning Li, Xiaohui Yang. Surface Crack Detection Algorithm for Nuclear Fuel Pellets[J]. Laser & Optoelectronics Progress, 2019, 56(16): 161008
- Laser & Optoelectronics Progress
- Vol. 56, Issue 16, 161008 (2019)
Fig. 1. Flow chart of proposed method
Fig. 2. Pretreatment process. (a) Original image; (b) mask region; (c) region of interest
Fig. 3. Window scanning trace
Fig. 4. Structure of CrackCNN
Fig. 5. Loss and accuracy of CrackCNN
Fig. 6. Beamlets at different scales. (a) Scale is 0; (b) scale is 1; (c) scale is 2; (d) scale is 3
Fig. 7. Comparison of different threshold methods
Fig. 8. Detection results of three methods
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Table 1. Parameter configurations of CrackCNN
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Table 2. Comparison of different methods
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